Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ra2 draw
6 Ra4 draw
7 Ra5 draw
8 Ra7 draw
9 Rb6 draw
10 Rd6 draw
11 Re6 draw
12 Rf6 draw
13 Rh6 draw
14 Ra3 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rg6 loss in 2 half-moves